Add 12/21 and 50/30
1st number: 12/21, 2nd number: 1 20/30
12/21 + 50/30 is 47/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
12/21 = 12 × 10/21 × 10 = 120/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
50/30 = 50 × 7/30 × 7 = 350/210 - Add the two like fractions:
120/210 + 350/210 = 120 + 350/210 = 470/210 - 470/210 simplified gives 47/21
- So, 12/21 + 50/30 = 47/21
In mixed form: 25/21
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